SRAM RED AXS HRD Hydraulic Disc Brake Caliper The SRAM RED AXS HRD hydraulic disc brake caliper integrates top technology into an easily personalized premium package. Features Built on SRAM's Hydro HC brake platform Can be personalized for your preferences with the contact point adjustment feature Bleeding Edge technology offers easy and clean bleeds SRAM's Hydro HC brake platform offers superior brake control Features a multitude of heat management technologies-heat shield, insulated aluminum pistons, and a wider pad pocket Manufacturer Part Number: 11. 5018. 024. 010 | Sram | Red Axs Hrd Hydraulic Disc Brake Caliper Front/rear Pm